Satellite images of the Red Planet suggest scientists were wrong about these strange Martian features.

It was big news years ago when Mars orbiters found streaks of what appeared to be water running down Martian cliffs and ...

Slope streaks once believed to be signs of water on Mars might really be signs of rockfall and high winds, a new study says.

Imagine a future where Earth’s wealthiest individuals are the first to claim property rights on Mars. What would that mean for the rest of humanity? This scenario explores the political, economic, and ...

A new study by planetary scientists at Brown University and the University of Bern in Switzerland casts doubt on one of the ...

Liquid water once shaped the Martian landscape dramatically, carving valleys, filling lakes, and forming vast oceans.

Given that modern Mars is dry and arid ... cataloging over 500,000 individual features across the planet's surface. "Once we had this global map, we could compare it to databases and catalogs ...

But the surface water has slowly disappeared ... Our seismic data covers only a slice of Mars. New missions with seismometers are needed to map potential water layers across the rest of the planet.

Mars keeps its secrets buried deep, but every meteorite that punches through its protective layers scatters evidence across the surface.